The US Navy (USN) Ticonderoga Class Guided Missile Cruiser (Aegis) USS LAKE CHAMPLAIN (CG 57) (left) and the Military Sealift Command (MSC) Henry J. Kaiser Class Underway Replenishment Oiler USNS PECOS (T-AO 197) (right) completes a replenishment at sea (RAS) in the Pacific Ocean. (U.S. Navy photo by Photographer's Mate 1ST Class John S. Lill) (Released)